X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=lib%2Fxmalloc.c;h=51356e460b71b45c48d08cf9e6b3e0436b28db50;hp=150b1aa7b65acdf3074b907ff1da7355038b7a4b;hb=0e6856b1379e278aa5ed116d0911851339a6064c;hpb=30df5e95dbe585c6076d743d3771a42ad7c78590

diff --git a/lib/xmalloc.c b/lib/xmalloc.c
index 150b1aa7..51356e46 100644
--- a/lib/xmalloc.c
+++ b/lib/xmalloc.c
@@ -21,6 +21,9 @@
 
 #include <sys/types.h>
 #include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <errno.h>
 
 #if STDC_HEADERS
 # include <stdlib.h>
@@ -31,15 +34,7 @@ void *realloc ();
 void free ();
 #endif
 
-#if ENABLE_NLS
-# include <libintl.h>
-# define _(Text) gettext (Text)
-#else
-# define textdomain(Domain)
-# define _(Text) Text
-#endif
-#define N_(Text) Text
-
+#include "gettext.h"
 #include "xalloc.h"
 
 #ifndef EXIT_FAILURE
@@ -53,14 +48,6 @@ void *xcalloc (size_t n, size_t s);
 void *xrealloc (void *p, size_t n);
 #endif
 
-#ifndef HAVE_DONE_WORKING_MALLOC_CHECK
-#error you must run the autoconf test for a properly working malloc -- see malloc.m4
-#endif
-
-#ifndef HAVE_DONE_WORKING_REALLOC_CHECK
-#error you must run the autoconf test for a properly working realloc -- see realloc.m4
-#endif
-
 /* Exit value when the requested amount of memory is not available.
    The caller may set it to some other value.  */
 int xalloc_exit_failure = EXIT_FAILURE;
@@ -94,6 +81,21 @@ xmalloc (n)
   return p;
 }
 
+/* Allocate N bytes of memory dynamically, and set it all to zero. */
+
+void *
+xmalloc_and_zero (n)
+     size_t n;
+{
+  void *p;
+
+  p = malloc (n);
+  if (p == 0)
+    xalloc_fail ((int)n);
+  memset (p, '\0', n);
+  return p;
+}
+
 /* Change the size of an allocated block of memory P to N bytes,
    with error checking.
    If P is NULL, run xmalloc.  */
@@ -109,6 +111,18 @@ xrealloc (p, n)
   return p;
 }
 
+/* Duplicate a string */
+
+char *xstrdup(const char *s)
+{
+  char *p;
+  
+  p = strdup(s);
+  if(!p)
+    xalloc_fail ((int)strlen(s));
+  return p;
+}
+
 #ifdef NOT_USED
 
 /* Allocate memory for N elements of S bytes, with error checking.  */
@@ -126,3 +140,21 @@ xcalloc (n, s)
 }
 
 #endif /* NOT_USED */
+
+int xasprintf(char **strp, const char *fmt, ...) {
+	int result;
+	va_list ap;
+	va_start(ap, fmt);
+	result = xvasprintf(strp, fmt, ap);
+	va_end(ap);
+	return result;
+}
+
+int xvasprintf(char **strp, const char *fmt, va_list ap) {
+	int result = vasprintf(strp, fmt, ap);
+	if(result < 0) {
+		fprintf(stderr, "vasprintf() failed: %s\n", strerror(errno));
+  		exit(xalloc_exit_failure);
+	}
+	return result;
+}